.section-bg { position: relative; } .section-bg::before { content: «»; position: absolute; right: -9999px; left: -9999px; z-index: -2; background-color: #dddddd; bottom: 0; top: 0px; background-size: cover; background-attachment: fixed; background-repeat: no-repeat; } #support.section-bg::before { background-image: url(‘https://www.cifor-icraf.org/wp-content/uploads/2021/09/bg-section1.jpg’); } .support-flex{ display: flex; flex-direction: row; flex-wrap: nowrap; justify-content: center; } .support-box{ background-color: rgba(0,0,0,0.5); color: #FFFFFF; padding: 60px 60px; width:80%; } .support-box h2{ font-size: 28px; line-height: 1em; font-weight: 900; margin-bottom: 20px; } .support-box_text{ } .btn-support{ background-color: #46b450; color: #FFFFFF; margin-top: 30px; font-size: 20px; padding: 10px 30px; } @media only screen and (max-width: 600px) { .support-box { padding: 30px; width: 90%; } }